package com.text.day2_2;

import java.util.Random;

public class ToolsText {
    public static void main(String[] args) {
        Random random = new Random();
        int a = random.nextInt(4);
        int b = random.nextInt(100);
        for (int i = 0; i < 5; i++) {
            String name = "" + i;
//            ChangJian changJian = new ChangJian();
        }

    }
}
